1 The body produces too much cortisol hormone by itself (known as âendogenousâ Cushingâs syndrome).  A person takes large amounts of steroid medication to treat conditions such as asthma, rheumatoid arthritis or eczema. This is known as âexogenousâ Cushingâs syndrome.
Deficiency. A shortage or insufficiency. The amount by which federal Income Tax due exceeds the amount reported by the taxpayer on his or her return; also, the amount owed by a taxpayer who has not filed a return.
1. a lack of something necessary for completeness or perfection; shortcoming; deficiency. 2. an imperfection, failing, or blemish. 3. (Chemistry) crystallog a local deviation from regularity in the crystal lattice of a solid.